Your right lung has three balloon-like sections, called lobes, which are full of spongy tissue. Your left lung has only two lobes, to make room for the heart. They sit in a special membrane called ...

Now, let’s go explore your lungs. Our lungs are not identical. Our right lung has three lobes, and the left lung only two to ...

Dr. Pottinger noted that, although strep pneumonia can involve both lungs, it usually is confined to one lobe of one lung. Most bilateral pneumonia, he said, is caused by viruses, including ...